ETF constituent stocks are adjusted once every six months, and the adjustment range is 10% of the total number of constituent stocks. ETF is a fund product with specific indexes (Shanghai and Shenzhen 300 Index, Nasdaq 100 Index, etc.) as the target. ) as the underlying index, and take the constituent stocks of the index as the investment object, build a portfolio by buying all or part of the constituent stocks of the index, and track the performance of the underlying index.

The trend of ETF transaction price and fund share net value is basically consistent with the tracked index.